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Gray/Portland, ME Local Forecast Office

14NM NE Portsmouth NH

Marine Point Forecast

[NOTICE]

Today
High: 68 °F
Light Wind
< 1ft
Tonight
Low: 59 °F
Light Wind
< 1ft
Saturday
High: 69 °F
Light Wind
< 1ft
Saturday Night
Low: 58 °F
Light Wind
< 1ft
Sunday
High: 73 °F
Light Wind
< 1ft
Sunday Night
Low: 60 °F
Light Wind
< 1ft
Monday
High: 75 °F
Light Wind
< 1ft
Monday Night
Low: 62 °F
Light Wind
< 1ft
Tuesday
High: 77 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:31 am EDT Jun 26, 2026
Forecast Valid: 10am EDT Jun 26, 2026-6pm EDT Jul 2, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. A slight chance of showers before 11am, then a chance of showers and thunderstorms after 3pm. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog after 11pm. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. Cloudy, then gradually becoming mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Partly cloudy during the early evening, then becoming cloudy. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Monday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.